Cam Timing Alignment Problem (see Pic)

[Jim Green]

--- Timmmy <quattro at inspirinium.com> wrote:
> OK,
> 
> Followig on from a thread a little while ago, I am
> convinced I have my cam
> timing close now.
> 
> With the flywheel mark algned in the bellhousing,
> and with a dial gauge
> down cyl 1 plug hole to confirm the flywheel mark, I
> am at tdc on cyl 1!
> So I align the dot on the back of the new adjustable
> cam gear after
> transfering it from the original Audi cam gear (the
> dot sits in a valley,
> not on a peak of a tooth)
> 
> I attempt to put the new belt on, but I cant! I
> either have to advance or
> retard the cam by half a tooth to get the belt to
> line up. (assuming
> tension on the back of the belt from the LH tangent
> of the cam gear to the
> LH tangent of the crank - so not on the tensioner
> side.)
> 
> See the image here to help explain it
> 
> http://thepointoforgasm.com/gallery/Audi-5KTQS/alw
> 
> So what is the correct alignment, half up or half
> tooth down, or am i
> confused as usual?


You want the cam mark to line up with the top of the
valve cover gasket, not the top of the head surface. 
I'd say you probably need to turn the cam a half a
notch counterclockwise to make it correct.

=====
Jim Green
'89 80q slow
'89 90tq fast, really fast
http://www.mswanson.com/~jgreen/car_home.html

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